10 WR_BT1013_E01_1 HSPA+ Technology-44
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Transcript of 10 WR_BT1013_E01_1 HSPA+ Technology-44
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HSPA+ Technology
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Content
HSPA+ Overview HSPA+ Key Technologies
HSPA+ ZTE Solution Roadmap
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Multimedia services advantages
Multimedia service and characteristic !ill
help turning the do!n"trend o# ARP$
According to voice increment% advance the
loyalty and decrease the o##"net!or& rate Customi'ed and rich data services !ill
strengthen the communication e(perience
Communication
Servic
es
Contents
Mobile multimedia data service will be
new profit growth source in future
Mo)ile *ata Services eading the ,uture
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5MHz and !idth
HSPA+ Contri)ution to Cost Saving per -it
"o
wnlin
# $
plin#
%&'Mbps
()&)Mbps
(5 Codes
*(&'Mbps *&Mbps
'),AM *-* M.MO
)%&*Mbps
*-* M.MO'),AM
/5
/0
/
/5
1&%)Mbps
(&)Mbps
5&0'Mbps/'*-S2*+*-S2)
*ms 33.
((&5*Mbps
(',AM
/0
Higher data throughput
5MHz and !idth
4ower Cost per bit
1 Mbps
)-) M.MO
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CPC
"MC HS"PA"C6HS$PA
"ual6Cell
HS"PA
7nhanced $4
C74482ACH
(',AM HS6SCCH
4ess
4*
7nhancements9"4:
$4 "3;
'),AM
7nhanced
26"PCH
HS6"SCH
76"CH
"PCCH
Slot format )
7nhanced
$7 "/;
CS over HS
"C6HS"PA+M.MO
4* 7nhancement
9$4:
M.MO+'),AM
/0 / / 3echnologies
HSPA+ ZTE Solution Roadmap
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HSPA+ =e> 3echnologiesHSPA+ =e> 3echnologies
HSPA+ roadband 3echnologies
HSPA+ PS .mprovement 3echnologies
HSPA+ CS .mprovement 3echnologies
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HSPA+ roadband 3echnologiesHSPA+ roadband 3echnologies
4* 7nhancement
HOM
M.MO
"C ?MC HSPA
Combinations
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/" Enhancement""0mproved / support #or
high data rates%@PP pre6/'
Adopts the #i(ed si'e RC P*$
Mass o# overhead and padding
%@PP /0 improved 4a>6*
Ma( up to 1233 -yte pac&et si'e support to
reduce overhead and )rea& pea& rate limit
,le(i)le P*$ si'e support #or higher
transmission e##iciency
L2
L1
HS-
DSCH
FP
RLC
L2
L1
HS-
DSCH
FP
Iub/ Iur
PHY
MAC
PHY
RLC
Uu
MAC-
hs /
MAC-
ehs
MAC-d
P"CP
/4C
P"CP
/4C
MAC6hs MAC6ehs
*ata *ata
Ma(4
53673)yte6RC pac&et
/BC/BC
Bode Bode
/' /0
8e! HS"*SCH #rame #ormat
on ,P layer supporting
di##erent MAC P*$ si'e in
the same #rame
Ma(41233)yte6
PS pac&et
Ma(41233)yte6
PS pac&et
Ma(41233)yte6
RC pac&et
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HSPA+ roadband 3echnologiesHSPA+ roadband 3echnologies
4* 7nhancement
HOM
M.MO
"C ?MC HSPA
Combinations
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High .rder Modulation * 95:AM #or
HS*PA
(1((((
95:AM the ne! modulation mode
adopted in ;
modulation e##iciency is improved
compared !ith 19:AM
The pea& rate #or single user is
/149M)ps% !hich improves 23> than
R2 HS"*SCH
.mprove
cell
through
put
$7 categor> (% () (0 ( (
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Signal :uality and Simulation #or 95:AM
Compared with (',AM the cell throughput of macro cell "4 '),AM has been improved ((D
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High .rder Modulation $ 19:AM in HS$PA
Applica)le #or E"*P*CH
Applica)le #or /(S,/+/(S,5 ? /ms TT0
Reduce delay% improve $ capacity
1142/M #or single user
Cell throughput has been improved b> %D
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ZTE S*R So#t!are $pgrade to Support
95:AM and / Enhancement The --$ and R$ o# ZTE S*R is hard!are ready #or 95:AM *4
Recommend to enhance core net!or& and transmission net!or&
HS"PA HS$PA '),AM HSPA+
Onl> reEuire software
upgrade$ and radio unit re6used
Pea# "4F ()&)Mbps $4F 5&0'Mbps Pea# "4F *(&'Mbps
Add -P )oard #or high throughput sites
/)1
*11
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HSPA+ roadband 3echnologiesHSPA+ roadband 3echnologies
4* 7nhancement
HOM
M.MO
"C ?MC HSPA
Combinations
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M0M.@Multiple 0nput6Multiple .utput
M0M. @ Multiple 0nput6Multiple .utput 0t uses multiple antennas respectively at the transmitting
end and receiving end to speed up date rate% decrease -ER and improve :oS4
Adopting /B/ M0M. at the side o# 8ode - t!o su)"#lo!s @ t!o transmission )loc& are transmitted
simultaneously in /ms through t!o antennas% getting spatial diversity gain% improve the pea& rate
and data throughput4
The * pea& rate can )e up to /747M)ps )y /B/ M0M.
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M0M. $pgrade Solutions on ZTE S*R
Plat#ormOption ( Adding S.SO /adio $nitF /)1/S$)1
Option * $sing M.MO /adio $nitF /1/S$1
Bon6M.MO
3SBode
/)1
*11
/1
*11
/)1
*11
Software $pgrade
Software $pgrade
Add additional /)1
/eplace /)1 to
/1
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M0M. Per#ormance Analysis
0 1 2 3 4 5 6 7 80
0.1
0.2
0.3
0.4
0.5
0.6
0.7
0.8
0.9
1
UE Throughput(Mbps)
C.D.F
UE throughput CDF for downlink
1x2
2x2
SimulationG37 4ab 3est /esult
Cell throughput has been improved b> )0D
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M0M. 8et!or&ing
-ecause many legacy $E can not support euali'er receiver% their per#ormance !ill
degrade ;3"53> in STT*@Spatial Time Transmit *iversity mode% so the STT* should )eavoided )y using DAM@Dirtual Antenna Mapping4 0n addition% 0ntelligent RRM can
)alance M0M.% HSPA and R users in di##erent carriers4
M.MO
HS
/el
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HSPA+ roadband 3echnologiesHSPA+ roadband 3echnologies
4* 7nhancement
HOM
M.MO
"C ? MC HSPA
Combinations
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*ual"Cell HS*PA .peration on AdFacent Carriers
*ata o# one user can )e transmitted at the same time in t!o carriers% and Mac"ehs divide
data into di##erent carriers through dual carriers Fointly scheduling4 Every carrierindependently implements coding% mapping% modulation and transmitting in 8ode -4 0n
$E% Every carrier demodulates independently% and MAC"ehs implements decoding and
com)ination4
Pea& data rate #or a single $E can reach /747M)ps !ithout 95:AM activated and
5;4/M)ps !ith 95:AM activated4
Cell (
Cell *
Primar> Serve Cell
Secondar> Serve Cell
As normal cells
Onl> HS6P"SCH and
HS6SCCH
As normal cells
As normal cells
"ual Carrier 7nabled $7 4egac> $7
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*C HS*PA Per#ormance
A#ter introducing *ual"Cell HS*PA%$E pea& )it rate in do!nlin& can
reach 5/M)ps% i4e% / times to do!nlin& )it rate o# single cell )ecause
date o# the same user can )e trans#erred in t!o carriers4 *C"HSP*A
can deal !ith the $E )it rate pro)lem !hen the radio condition is not
as good as to using M0M.4
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*ual Cell 8et!or& *eployment
Considerations 8et!or& Cluster *eployment
-ased on tra##ic% operational strategy
Primary Serve Cell Selection *e#ault selection on HS*PA pre#erred cell
oad )alance4 0# HS*PA cell overloaded% then *C $E !ill select the other cell as
primary cell
Mo)ility Management Among *C"ena)led cells
Handover #rom *C"ena)led cells to legacy cells
-et!een *C and single layer cell
Cell (
Cell *
Primar> Serve Cell
Secondar> Serve Cell
Cell (
Cell *
"C "isabled Cell
"C "isabled Cell
Cell (
"ual cell
cluster
HS"PA preferred cell
as Primar> Cell
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ZTE S*R So#t!are $pgrade to Support *ual Cell
HS*PA6HS$PA The --$ and R$ o# ZTE S*R is hard!are ready #or dual cell
Purchase o# more #reuency license is recommend
HS"PA HS$PA '),AM HSPA+
software
upgrade
Pea# "4F ()&)Mbps
$4F 5&0'Mbps
Pea# "4F *(&'Mbps
$4F ((&5Mbps
Pea# "4F )*Mbps
$4F *%Mbps
"ual Cell HS"PAHS$PA
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(11M 2reEuenc> (
Multi Carrier and *ual -and HSPA
*o!nlin& The multi carrier transmission only applies to HS*PA physical channels
The carriers )elong to the same 8ode"- and !hen on the same )and% are on adFacent carriers
$plin& The dual carrier transmission only applies to HS$PA physical channels
The carriers )elong to the same 8ode"- and !hen on the same )and% are on adFacent carriers
.peration !ith at least / carriers con#igured simultaneously in do!nlin&4 0n this case the duple(
distance )et!een uplin& carrier n and do!nlin& carrier n !ill respect single carrier rules4
(11M 2reEuenc> *
*&(@ 2reEuenc> (
*&(@ 2reEuenc> *
-and Range$p to *)ands% com)inations can )e
#le(i)le4 Eg4
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HSPA+ roadband 3echnologiesHSPA+ roadband 3echnologies
4* 7nhancement
HOM
M.MO
"C ?MC HSPA
Combinations
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Com)inations
95:AM + M0M. * cell pea& rate reaches to
Ma(4 5;4/M)ps4 *C"HS*PA + 95:AM
* user pea& rate reaches toMa(4 5;4/M)ps4
*C"HS*PA + M0M. * user pea& rate reaches to
Ma(4 2=49M)ps4 *C"HS*PA + 95:AM + M0M.
* user pea& rate reaches toMa(4 7945M)ps4
0 5 10 15 20 25 30 350
0.5
1
1.5
2
2.5x 107
Users per sector
SectorThroughput(bps)
MIMO Vs SIMO: ISD = 1km,
OCNS=0 (Interfering sector Tx power = 30%)
2xSC MIMO
DC MIMO
2xSC SIMO
DC SIMO
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HSPA+ PS Service 7nhancementHSPA+ PS Service 7nhancement
CPC
7nhanced C74482ACH
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CPC Continuous Pac&et Connectivity #or *ata
$sersCPC Continuous Pac&et Connectivity #or pac&et data user
System resource consuming #or inactive users reduces to (%o# R9Reducing $ inter#erence %increasing PS users amount on"line to a)out )5D
0ncreasing PS user online time to a)out %1D
CPC improves the
online terminal number
and their online time
Bew $4 "PCCH slot format "ownlin# "/;
HS6SCCH 47SS $4 "PCCH "3; reduce
$4 interference and
improve capacit>R CSHS$PAContinuous *PCCH receiving
HS$PA*iscontinuous *PCCH receiving
E"*P*CH6*P*CH*PCCH
"" The $ *PCCH slot #ormat has )een optimi'ed to
reduce the overhead o# control channel% and
improve Do0P $ capacity and reduce $E po!er4
"" $sed to reduce HS"SCCH overhead and improve
capacity #or lo!"delay ? lo!"rate services% such as
Do0P and game4 And the HAR: con#irmation
in#ormation #rom $ HS"*PCCH includes ACK
only4
"" Adopting other channel e(cept *CH in CEI*CH
state% $E could receive the * HS"SCCH channel
in#ormation discontinually to reduce $E po!er4
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HSPA+ PS Service 7nhancementHSPA+ PS Service 7nhancement
CPC
7nhanced C74482ACH
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*o!nlin& Enhanced CEI,ACH
CCH PCCH CCCH "CCH "3CH
CH PCH HS6"SCH2ACH
CH PCH HS6"SCH
MAC6b MAC6csh MAC6hsMAC6ehs
/' HS6"SCH transmission uses the C7448"CH state and other states uses the
common channel the fluI and switch efficienc> of C7448"CH are limited&
ogic
Transmission
Physical
HS"*SCH application
* transmission )and!idth
#lu(
State S!itch *elay
3he mapping from CCHand PCCH to HS6"SCH
are added in HSPA+
2ACH PCH"CH
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$plin& Enhanced CEI,ACH
76"CH could wor# as a common transmission
channel
$nited with the /
/educe the dela> produced when $7
state switch
C74462ACH."47 state
"CCH
CCCH"3CH
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HSPA+ CS Service 7nhancementHSPA+ CS Service 7nhancement
o.P
CS over HSPA
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Do0P"ifferences between o.P and 4egac> AM/
egacy AMR through CS core to
process !hile Do0P through PS core
0MS is introduced #or Do0P to reali'e
service s!itching
egacy AMR )earer is on RC%
; su)"#lo!s o# Do0P )earer #ollo!
; steps
Pac#age on /3P$"P.P
ear on P"CH
ear on /4C
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HSPA+ CS Service 7nhancementHSPA+ CS Service 7nhancement
o.P
CS over HSPA
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CS Doice over HSPA
CS /A 9AM/ frames:
.u
/A Sub flows
Class A C bits
"3CHs 94ogical channels:
"CHs 93ransport Channels:
3rCHJA 3rCHJ 3rCHJC
/adio 2rames
.ub
CS /A 9AM/ frames:
/4C S"$
HS6"SCH 93ransport Channel:
MAC6d flow
Priorit> ,ueue
6 "iscard 3imerMAC6hs
Scheduler
MAC6d
/4C
$M
P"CP
PHK
/adio 2rames
"emuI
/4C
3M
/4C
3M
/4C
3M
MACMAC MAC
PHK
P"CP AM/ "ata P"$
CS voice is born on HSPA channelsL data lin#s of HSPA carr> circuit data connect to CS core& CS voice over HSPA use one $M /4C / for HSPA twothree 3M /4C /s for "CH A new P"CP AM/ "ata P"$ is defined for AM/ service $7s manage de6itter buffer through MaI CS dela> ensure the whole dela> in 7*7 s>stem
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CS over HSPA and Do0P Per#ormance
CS .ver HSPA
Admit more CS voice users% improve the cell capacity4 0n theory% CS capacity can reach the level o# Do0P J
Reduce the CS voice connection time% and reduce the $E )attery consume4 *uring CS call reuest #orconcurrent PS service !ill reduce PS set up timeJ
8o change in Core net!or&% no need to introduce 0MS4
D.0P atest simulation report sho!s that )ased on the same channel environment and user distri)ution% single cell
capacity o# legacy AMR voice users is a)out 9/ active users and Do0P over HSPA is up to 1/94 There#ore%
compared !ith legacy voice service R per#ormance Do0P over HSPA has nearly 133> gain4
/
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Content
HSPA+ .vervie! HSPA+ Key Technologies
HSPA+ G37 Solution /oadmap
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ZTE ;< HSP+ ,eatures Roadmap
$13
HSPA 7volution * 5;4/M)ps 95:AM + M0M.
$ 1142M)ps $ 19:AM
Advanced Ra&e Receiver
$ 0nter#erence Canceling
Bew Services Abilit> 0M- P/
Enhanced Cell ,ACH @*?$
Enhanced $E *R SR"DCC
,o7 7nhancement Enhanced HS"*SCH SCC
Enhanced SR8S Relocation
$MTS6TE Handover
B7 7fficienc> ? 3CO Saving R8C in Pool
E(tended Cell Range to /53Km
RA8 Sharing P; ,lat Architecture P1
" *edicated Carrier
HSPA 7volution * 5;4/M)ps *C"HS*PA +
95:AM
Bew Services Abilit> 0M- P1
Sno! ;< Security
Algorithms
" $EA/ Ciphering
" $0A/ 0ntegrity Protection,o7 7nhancement ,ast *ormancy
$MTS6TE Cell Re"
selection
HSPA 7volution * /747M)ps /B/ M0M.
Bew Services Abilit> CPC
Enhanced ,"*PCH
CS over HSPA
Cell -roadcast Service @R7
,o7 7nhancement
0nter"RAT oad )ased H. 8ACC
0nter"RAT PS Handover
*TM Handover
Enhanced 0ur"g
B7 7fficienc> ? 3CO
Saving MC *ynamic Po!er Sharing
RA8 sharing P/
O?M Optimization C*T ? CTS Enhancement
$4;$4/
2010Q22009Q4 2010Q4
HSPA 7volution * 7945M)ps *C"HS*PA +
95:AM + M0M.
$ /;M)ps *C"HS$PA
Bew Services Abilit> M-MS P;
,o7 7nhancement / ms TT0 uplin& range
improvementB7 7fficienc> ? 3CO
Saving ,lat Architecture P/
" Sharing Carrier
$11
2011Q3
/eleased/eleased PlannedPlanned PlanningPlanning
HSPA+ /0 /
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Share $4"4
(
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CS4 C7OF G37 helps us roll6out the (st all .P HSPA+ networ#
in Hong =ong using the S"/6based solution& !e are happ>
to see that man> problems in incumbent networ# had beentac#led&
3elstra C7OF 3elstra pic#s G37 as the maor strategic
partner we both are eIpecting further corporation in the
other interested areas&
S"/ based HSPA+ Betwor#
Smooth 7volution to 437
The
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The
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E(perience 8e(t < at Hong Kong CS 1.1. store
.n March ;1% /33% ZTE andCS
Fointly launched 8e(t
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